Home / 4,386.29-6,578.03-1,265.45

Finding the Fourth Proportional to 4,386.29, 6,578.03 and 1,265.45

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Solution

The fourth proportional to 4,386.29, 6,578.03 and 1,265.45 is: 1,897.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,386.29 : 6,578.03 = 1,265.45 : x
  2. Step 2: Convert to fraction form
    4,386.29/6,578.03 = 1,265.45/x
  3. Step 3: Cross multiply
    4,386.29x = 6,578.03 × 1,265.45
  4. Step 4: Simplify right side
    4,386.29x = 8,324,138.34
  5. Step 5: Solve for x
    x = 8,324,138.34/4,386.29
  6. Step 6: Final answer
    x = 1,897.77

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.